| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 25.473 | 19/8:03.987 |
| 2 | 3 | 27.335 | 19/8:21.676 |
| 3 | 3 | 24.131 | 19/8:07.280 |
| 4 | 3 | 23.747 | 20/8:23.430 |
| 5 | 3 | 24.513 | 20/8:20.796 |
| 6 | 3 | 24.934 | 20/8:20.443 |
| 7 | 3 | 23.411 | 20/8:15.840 |
| 8 | 3 | 24.039 | 20/8:13.958 |
| 9 | 3 | 23.474 | 20/8:11.238 |
| 10 | 3 | 23.463 | 20/8:09.040 |
| 11 | 3 | 25.345 | 20/8:10.664 |
| 12 | 3 | 23.430 | 20/8:08.825 |
| 13 | 3 | 23.185 | 20/8:06.892 |
| 14 | 3 | 24.139 | 20/8:06.599 |
| 15 | 3 | 27.432 | 20/8:10.735 |
| 16 | 3 | 24.032 | 20/8:10.104 |
| 17 | 3 | 27.351 | 20/8:13.452 |
| 18 | 3 | 30.983 | 20/8:20.463 |
| 19 | 3 | 23.604 | 20/8:18.969 |
| 20 | 3 | 23.302 | 20/8:17.323 |